Docklight RS232 Terminal - RS232 Monitor 1.6.23 (by Flachmann und Heggelbacher)
Test, analysis and simulation for serial communication protocols (RS232, ...)

Docklight Scripting 1.6.23 (by Flachmann und Heggelbacher)
Automated testing tool for serial communication protocols (RS232,485 and others)

Free Serial Port Monitor 3.31 (by HHD Software)
Free Serial Port Monitor, RS232 Com Software Sniffer and Communication Analyzer

Eltima Serial Port Monitor 1.2 (by ELTIMA Software GmbH)
Serial Port Monitor for professional RS232/422/485 COM ports monitoring.

Eltima RS232 Data Logger 2.7 (by ELTIMA Software GmbH)
Redirect communication data from any serial port into a text file and analyze it

Bill Serial Port Monitor 3.0S (by SYMCOD INC)
No physical cable is required (Spy COMM Sniffer monitor and debug)

Comm-Logger 1.0 (by WCSC (Willies Computer Software Co))
Serial communication data logger. Logs data to user specified file.

Look RS232 4.3 (by fCoder Group)
Look RS232 is a monitor for debugging serial data transfers between devices

Win/CE Std Serial Comm Lib for eVC 3.4 (by MarshallSoft Computing, Inc.)
Serial communication Win/CE library for serial port communications for eVC++.

COMM-DRV++ 1.0 (by WCSC (Willies Computer Software Co))
Easy to use professional C++ serial communication class library for Windows

Tail4Win 2.7 (by Withdata Software)
a windows port of the UNIX 'tail -f' command. monitor changes to file

PE Explorer 1.98 R5 (by Heaventools Software)
DLL viewer, resource editor, win32 PE disassembler, and dependency scanner.

Serial Monitor 4.10 (by HHD Software)
Software serial port monitor Rs232 com sniffer with protocol logger and analyzer

vTest 1.1 (by Verisium, Inc.)
vTest is an automated functional & regression testing tool for web applications

Deleaker Add-in for Visual C++ 1.2.9 (by Softanics)
Deleaker: an effective solution to the problem of detecting program leaks.